$z = "INSERT IGNORE INTO table1 (z) VALUES ('{$zz}')"; $v = mysqli_query($q, $z);
$v = mysqli_query($q, "INSERT IGNORE INTO table1 (z) VALUES ('{$zz}')"); if($v) $err = ' Incorrect request to database. Please try again'; else { // Обратка если прошел запрос }
$zz_safe = mysqli_real_escape_string($q, $zz); $z = "INSERT IGNORE INTO table1 (z) VALUES ('$zz_safe')"; $v = mysqli_query($q, $z);